Golang

Tell us about netpoller in Go.

What type of index is the default in PostgreSQL?

What are the pitfalls when iterating over a map in Go?

What is an operation's idempotency property?

What are you interested in? What tasks would you like, what domain?

How was the procedure of removing old goods from Elasticsearch index and adding new goods carried out?

What is the difference between a goroutine and an OS thread?

Senior

FinFrameVK

Define the Sem interface and its methods.

Are you still communicating with other companies? Do you have any offers already?

Where would you like to develop and grow your career?

Are you familiar with the concept of a weighted semaphore? What is it?

What events were transmitted through Kafka and how did you handle their incorrect order?

If the semaphore is full and a goroutine needs to be launched later, how should Lock/Acquire be used?

What transaction isolation levels do you know in PostgreSQL?